Home / 8,433.76-11,634.66-5,407.06

Finding the Fourth Proportional to 8,433.76, 11,634.66 and 5,407.06

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Solution

The fourth proportional to 8,433.76, 11,634.66 and 5,407.06 is: 7,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.76 : 11,634.66 = 5,407.06 : x
  2. Step 2: Convert to fraction form
    8,433.76/11,634.66 = 5,407.06/x
  3. Step 3: Cross multiply
    8,433.76x = 11,634.66 × 5,407.06
  4. Step 4: Simplify right side
    8,433.76x = 62,909,304.70
  5. Step 5: Solve for x
    x = 62,909,304.70/8,433.76
  6. Step 6: Final answer
    x = 7,459.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.